Cisco Systems 520 Manual De Usuario
5-3
Cisco Secure Router 520 Series Hardware Installation Guide
OL-12892-01
Chapter 5 Troubleshooting
Problems After the Router Is Running
Problems After the Router Is Running
No connection to
xDSL link. (The CD
LED on the front panel
is off for a long time.)
xDSL link. (The CD
LED on the front panel
is off for a long time.)
A cable-related problem:
•
Wrong cable.
•
Check that you are using the correct cable. See
No connection to
xDSL link. (The CD
LED on the front panel
is off for a long time.)
xDSL link. (The CD
LED on the front panel
is off for a long time.)
A cable-related problem:
•
Improperly connected
cable.
cable.
•
Check that you have connected the ADSL cable properly. See
•
Check that the ADSL port is connected to the correct port on the
ISDN splitter.
ISDN splitter.
•
Check that the connectors at both ends of the cable are securely
seated.
seated.
Table 5-1
Problems During First Startup (continued)
Symptom
Problem
Solutions
Table 5-2
Problems After the Router Is Running
Symptom
Problem
Solutions
Problems with Ethernet connection.
(LAN—FE0, FE1, FE2, and FE3—
LEDs are off.)
(LAN—FE0, FE1, FE2, and FE3—
LEDs are off.)
A cable-related problem:
•
Disconnected cable.
•
Damaged cable.
Perform the following tasks in the order given:
1.
Check that the connectors at both ends of the
cable are secure.
cable are secure.
2.
Check whether the cable is physically damaged.
If it is damaged, order another cable from
Cisco Systems, or replace it with a similar cable.
If it is damaged, order another cable from
Cisco Systems, or replace it with a similar cable.
Connection to the broadband or
Ethernet line is intermittent or lost.
(The WAN FE4 LED or ADSL CD
LED on the front panel is off.)
Ethernet line is intermittent or lost.
(The WAN FE4 LED or ADSL CD
LED on the front panel is off.)
A cable-related problem:
•
Disconnected cable.
•
Damaged cable.
Perform the following tasks in the order given:
1.
Check that the connectors at both ends of the
cable are secure.
cable are secure.
2.
Check that the cable is not physically damaged. If
it is damaged, order another cable from
Cisco Systems, or replace it with a similar cable.
it is damaged, order another cable from
Cisco Systems, or replace it with a similar cable.
Connection to the broadband or
Ethernet line is intermittent or lost.
(The WAN FE4 LEDor ADSL CD
LED on the front panel is off.)
Ethernet line is intermittent or lost.
(The WAN FE4 LEDor ADSL CD
LED on the front panel is off.)
Problem with broadband line
or WAN service.
or WAN service.
Contact your broadband line or WAN service provider
to determine whether there is a problem with the
broadband or WAN service.
to determine whether there is a problem with the
broadband or WAN service.
Connection to the xDSL line or the
WAN port is lost. (The WAN FE4
LED and the LAN—FE0, FE1, FE2,
or FE3—LEDs on the front panel are
off.)
WAN port is lost. (The WAN FE4
LED and the LAN—FE0, FE1, FE2,
or FE3—LEDs on the front panel are
off.)
Problem with DSL line or
WAN service.
WAN service.
Contact your DSL line or WAN service provider to
determine whether there is a problem with the DSL or
WAN service.
determine whether there is a problem with the DSL or
WAN service.